Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312977 | Method for purifying L-phenylalanine | Makoto Yanaka, Daisuke Ura, Nobuhiro Fukuhara | 1994-05-17 |
| 4769474 | Process for purifying tryptophane | Shoichiro Miyahara, Toshio Matsumoto, Kazunari Nitta | 1988-09-06 |
| 4769491 | Method for production of cystine from cysteine | Shyoichiro Miyahara, Toshiaki Kamiguchi, Hashimukai Tadashi, Nitta Kazunari | 1988-09-06 |
| 4733009 | Method for separating glycine and L-serine from a solution containing same | Shoichiro Miyahara, Toshio Matsumoto, Akio Sakaguchi, Kazunari Nitta | 1988-03-22 |
| 4552684 | Dichroic dye and liquid crystalline composition for color display | Yasuyuki Yamada, Tsutomu Nishizawa, Tamio Mikoda, Masaharu Kikutsugi | 1985-11-12 |